00573nam a22001817a 450000500170000000800410001702800610005808200160011910000200013524500670015526000540022230000210027636500070029765000250030465000200032965000150034970000270036420240924124727.0240924b        |||||||| |||| 00| 0 eng d  a: Donated by Prof. Ines. G. Zupanov & Jabin Thomas(IRGS)  a301.243 HAG  aHagerstrand, T.  a Innovation diffusion as a spatial process.c/ T. Hagerstrand.  aChicagob : University of Chicago Pressc , 1967.  a334 pp.c: 24cm.  b00  aInnovation Diffusion  aSpatial Process  aAllan Pred  aArnold Joseph Toynbee